After tickets quickly sold out they announced a second round, with a further quiz taking place on July 13.

Undated Film Still Handout from Harry Potter and the Deathly Hallows. Pictured: Daniel Radcliffe as Harry Potter, Rupert Grint as Ron Weasley and Emma Watson as Hermione Granger. (Image: PA)

But if you missed your chance to show off just how much you know about the boy who lived then fear not- we've put together our own test right here, to see just how much you can remember of JK Rowling's magical world.